Onnit Primal Kettlebell (16kg) vs PowerBlock Elite EXP Adjustable Dumbbells (2026)

✍️ By the 247Verdict Editorial Team📅 Updated 05 October 2026

Which is better? We compared both on score, owner ratings, pros and cons.

Onnit Primal Kettlebell (16kg)

9.0/10 Excellent

4.8★ (6,200 owners)

Competition-spec cast iron. Flat base. The most popular single kettlebell for home training.

Full Review

PowerBlock Elite EXP Adjustable Dumbbells

9.0/10 Excellent

4.6★ (9,400 owners)

2.5–50kg per hand. Expandable to 90kg. The most compact heavy-duty adjustable dumbbell.

Full Review

At a Glance

	Onnit Primal Kettlebell (16kg)	PowerBlock Elite EXP Adjustable Dumbbells
247Verdict Score	9.0/10	9.0/10
Owner Rating	4.8★ (6,200)	4.6★ (9,400)
Verdict	Excellent	Excellent

Quick Verdict

This is a genuine draw — both score within 0.15 points of each other. Onnit Primal Kettlebell (16kg): Competition-spec cast iron. Flat base. The most popular single kettlebell for home training. PowerBlock Elite EXP Adjustable Dumbbells: 2.5–50kg per hand. Expandable to 90kg. The most compact heavy-duty adjustable dumbbell. Choose based on your specific needs. Check the current price on Amazon →

Pros & Cons Side by Side

Onnit Primal Kettlebell (16kg)

Competition-specification dimensions — consistent feel across all weights
Flat base for push-up variations and renegade rows
Single-piece casting with no welds or seams that catch on calluses
Powder-coated finish prevents rust and provides grip without chalk
16kg is the ideal starting weight for most adults' first kettlebell

Single fixed weight — need multiple bells as strength progresses
Premium brand pricing vs generic cast iron alternatives
The primate face design is polarising aesthetically

PowerBlock Elite EXP Adjustable Dumbbells

Expandable: add Stage 2 and 3 kits to reach 90kg per hand
More compact than Bowflex — takes up less floor space
1.25kg increments at lower weights for precise progression
Commercial quality build — used in gyms and PT studios
Faster adjustment than dial systems for experienced lifters

Pin-selector adjustment slower than Bowflex's dial system
Bulkier shape can feel awkward on some exercises
Higher cost than Bowflex for equivalent weight range

FAQ

Which is better, Onnit Primal Kettlebell (16kg) or PowerBlock Elite EXP?

Is the Onnit Primal Kettlebell (16kg) worth the extra cost?

The PowerBlock Elite EXP Adjustable Dumbbells matches or exceeds it at a potentially lower price point.

Who is the Onnit Primal Kettlebell (16kg) best suited to?

Competition-spec cast iron. Flat base. The most popular single kettlebell for home training.

Who is the PowerBlock Elite EXP best suited to?

2.5–50kg per hand. Expandable to 90kg. The most compact heavy-duty adjustable dumbbell.

What are the main downsides of each?

Onnit Primal Kettlebell (16kg): Single fixed weight — need multiple bells as strength progresses; Premium brand pricing vs generic cast iron alternatives. PowerBlock Elite EXP Adjustable Dumbbells: Pin-selector adjustment slower than Bowflex's dial system; Bulkier shape can feel awkward on some exercises.

Do owner ratings agree with our verdict?

Largely, yes — Onnit Primal Kettlebell (16kg) sits at 4.8★ from 6,200 verified Amazon owners, and PowerBlock Elite EXP Adjustable Dumbbells at 4.6★ from 9,400.

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